Geoffrey Young is a member of the Apache Software Foundation, current chair of the mod_perl PMC, and a frequent contributor to the mod_perl and Apache communities. When not programming or writing he is busy spending time with his wife and growing family, slowly rebuilding their house a room at a time.

Paul Lindner manages, designs, and implements mod_perl applications at Critical Path. He is a long time internet and open source developer and was one of the founders of the Internet Gopher at the University of Minnesota. Recently he has developed large mission-critical web systems for the International Telecommunications Union, The UN Office for the High Commissioner for Human Rights, Red Hat, and Critical Path.

Randy Kobes is a member of the Apache Software Foundation and a professor of physics at the University of Winnipeg in Canada who conducts research on chaos and fractals. He used mod_perl to establish a search engine for the Comprehensive Perl Archive Network.